Jambes \Jambes\, Jambeux \Jam"beux\, n. pl. [From F. jambe a
leg: cf. OF. jambiere. See Jamb, n.] (Ancient Armor)
In the Middle Ages, armor for the legs below the knees,
usually having front and back pieces; called also greaves.
[Written also giambeux.] --Chaucer.
[1913 Webster]